Builds or repairs equipment such as furnaces, kilns, cupolas, boilers, converters, ladles, soaking pits and ovens, using refractory materials.
This career is part of the Architecture and Construction cluster Maintenance and Operations pathway.
A person in this career:
- Relines or repairs ladles and pouring spouts with refractory clay, using trowels.
- Chips slag from linings of ladles or removes linings when beyond repair, using hammers and chisels.
- Mixes specified amounts of sand, clay, mortar powder, and water to form refractory clay or mortar, using shovels or mixing machines.
- Measures furnace walls to determine dimensions and cuts required number of sheets from plastic block, using saws.
- Tightens locknuts holding refractory stopper assemblies together, spreads mortar on jackets to seal sleeve joints, and dries mortar in ovens.
- Dries and bakes new linings by placing inverted linings over burners, building fires in ladles, or by using blowtorches.
- Removes worn or damaged plastic block refractory linings of furnaces, using hand tools.
- Fastens stopper heads to rods with metal pins to assemble refractory stoppers used to plug pouring nozzles of steel ladles.
- Climbs scaffolding, carrying hoses, and spray surfaces of cupolas with refractory mixtures, using spray equipment.
- Drills holes in furnace walls, bolts overlapping layers of plastic to walls, and hammers surfaces to compress layers into solid sheets.